Masahiko Ito

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Hitachiota, JP

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Patents Grantslast 30 patents

Information Patent Grant
Absorption refrigerator and production method thereof
- Patent number 7,165,418
- Issue date Jan 23, 2007
- Hitachi, Ltd.
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Absorption refrigerator and production method thereof
- Patent number 6,813,901
- Issue date Nov 9, 2004
- Hitachi, Ltd.
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Absorption refrigerator and production method thereof
- Patent number 6,279,342
- Issue date Aug 28, 2001
- Hitachi Ltd.
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Absorption refrigerator and production method thereof
- Patent number 5,964,103
- Issue date Oct 12, 1999
- Hitachi, Ltd.
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Absorption refrigerator and production method thereof
- Patent number 5,806,337
- Issue date Sep 15, 1998
- Hitachi, Ltd.
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Absorption refrigerator and production method thereof
- Publication number 20040211214
- Publication date Oct 28, 2004
- Katsumi Mabuchi
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Absorption refrigerator and production method thereof
- Publication number 20010029746
- Publication date Oct 18, 2001
- Katsumi Mabuchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...